ATE364138T1 - GALVANIC CORROSION PROTECTION DEVICE FOR A PUMP - Google Patents

GALVANIC CORROSION PROTECTION DEVICE FOR A PUMP

Info

Publication number
ATE364138T1
ATE364138T1 AT04763633T AT04763633T ATE364138T1 AT E364138 T1 ATE364138 T1 AT E364138T1 AT 04763633 T AT04763633 T AT 04763633T AT 04763633 T AT04763633 T AT 04763633T AT E364138 T1 ATE364138 T1 AT E364138T1
Authority
AT
Austria
Prior art keywords
pump
pumping means
protection device
corrosion protection
galvanic corrosion
Prior art date
Application number
AT04763633T
Other languages
German (de)
Inventor
Zoccoli Antonio Gambigliani
Original Assignee
Caprari Spa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Caprari Spa filed Critical Caprari Spa
Application granted granted Critical
Publication of ATE364138T1 publication Critical patent/ATE364138T1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F13/00—Inhibiting corrosion of metals by anodic or cathodic protection
    • C23F13/02—Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions
    • C23F13/06—Constructional parts, or assemblies of cathodic-protection apparatus
    • C23F13/08—Electrodes specially adapted for inhibiting corrosion by cathodic protection; Manufacture thereof; Conducting electric current thereto
    • C23F13/20—Conducting electric current to electrodes
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
    • E21B41/02—Equipment or details not covered by groups E21B15/00 - E21B40/00 in situ inhibition of corrosion in boreholes or wells
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B47/00—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B47/00—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps
    • F04B47/06—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps having motor-pump units situated at great depth
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00—Pumping installations or systems
    • F04D13/02—Units comprising pumps and their driving means
    • F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
    • F04D13/08—Units comprising pumps and their driving means the pump being electrically driven for submerged use
    • F04D13/10—Units comprising pumps and their driving means the pump being electrically driven for submerged use adapted for use in mining bore holes

Abstract

A pump comprises pumping means (1) of a fluid and galvanic protection means (3, 4) arranged to protect against corrosion said pumping means (1), said galvanic protection means (3) comprising sacrificial anode means (4) arranged in direct contact with said pumping means(1) and electrically coupled with said pumping means (1); a galvanic protection apparatus for a pump (10) comprises sacrificial anode means (4) electrically associateable with pumping means (1) of said pump (10), said sacrificial anode means (4) comprising a portion (6) configured in such a way as to interact with a flow of fluid pumped by said pumping means (1).
AT04763633T 2003-07-31 2004-07-29 GALVANIC CORROSION PROTECTION DEVICE FOR A PUMP ATE364138T1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000224A ITMO20030224A1 (en) 2003-07-31 2003-07-31 CORALSION GALVANIC PROTECTION SYSTEM.

Publications (1)

Publication Number Publication Date
ATE364138T1 true ATE364138T1 (en) 2007-06-15

Family

ID=30012824

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04763633T ATE364138T1 (en) 2003-07-31 2004-07-29 GALVANIC CORROSION PROTECTION DEVICE FOR A PUMP

Country Status (8)

Country Link
EP (1) EP1660776B1 (en)
CN (1) CN100462563C (en)
AT (1) ATE364138T1 (en)
DE (1) DE602004006879D1 (en)
DK (1) DK1660776T3 (en)
ES (1) ES2287759T3 (en)
IT (1) ITMO20030224A1 (en)
WO (1) WO2005015024A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4567081B2 (en) * 2008-09-29 2010-10-20 株式会社豊田中央研究所 Fluid pump
UA109682C2 (en) 2010-12-09 2015-09-25 PUMP PUMP PLACED PIPE
USD687125S1 (en) 2011-08-19 2013-07-30 S.P.M. Flow Control, Inc. Fluid end
CN106150953B (en) 2012-02-01 2018-10-19 S.P.M.流量控制股份有限公司 Pump fluid end with integrated web part
USD679292S1 (en) 2012-04-27 2013-04-02 S.P.M. Flow Control, Inc. Center portion of fluid cylinder for pump
DE102013225827A1 (en) * 2013-12-13 2015-06-18 Em-Motive Gmbh Electric machine unit with corrosion protection by sacrificial anode
DE102015119095B4 (en) 2015-11-06 2019-03-21 Pierburg Gmbh Coolant pump for an internal combustion engine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4211625A (en) * 1978-09-11 1980-07-08 Borg-Warner Corporation Impressed current cathodic protection system for submersible downhole pumping assembly
US5183100A (en) * 1991-02-14 1993-02-02 Harrell Jr James E System for efficiently exchanging heat or cooling ground water in a deep well
JP3335884B2 (en) * 1997-07-16 2002-10-21 株式会社荏原製作所 Corrosion / corrosion analysis method
NO307096B1 (en) * 1997-11-17 2000-02-07 Aker Offshore Partner As Corrosion-protected metal construction, for example in the form of a pipeline which may be part of a stronger pipe system
JP2000111510A (en) * 1998-09-30 2000-04-21 Ebara Corp Analytical method for corrosion and corrosion prevention

Also Published As

Publication number Publication date
EP1660776A1 (en) 2006-05-31
DK1660776T3 (en) 2007-10-08
DE602004006879D1 (en) 2007-07-19
CN1826471A (en) 2006-08-30
WO2005015024A1 (en) 2005-02-17
CN100462563C (en) 2009-02-18
ITMO20030224A0 (en) 2003-07-31
ITMO20030224A1 (en) 2005-02-01
EP1660776B1 (en) 2007-06-06
ES2287759T3 (en) 2007-12-16

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Legal Events

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